Home / 3,148.20-4,718.97-1,067.45

Finding the Fourth Proportional to 3,148.20, 4,718.97 and 1,067.45

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Solution

The fourth proportional to 3,148.20, 4,718.97 and 1,067.45 is: 1,600.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.20 : 4,718.97 = 1,067.45 : x
  2. Step 2: Convert to fraction form
    3,148.20/4,718.97 = 1,067.45/x
  3. Step 3: Cross multiply
    3,148.20x = 4,718.97 × 1,067.45
  4. Step 4: Simplify right side
    3,148.20x = 5,037,240.93
  5. Step 5: Solve for x
    x = 5,037,240.93/3,148.20
  6. Step 6: Final answer
    x = 1,600.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.